guage. If I
want to define a unit of work to the system, JCL does a pretty good job.
I definitely prefer JCL to long command lines with multiple switches and
options defining input and output files, which is the non-z/OS equivalent.
Andrew Rowley
ing and another process
can delete it while you have it open and create a new file with the same
name. The file you are writing disappears when you close it. This sort
of thing is considered bad on z/OS. Sure, that's a function of z/OS
enqueues etc., but JCL is the (relatively) easy to u
ncountered a problem
where the command implicitly sourced /etc/profile. Which meant that
things broke when /etc/profile changed the value of the environment
variable.
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On 12/07/2018 11:47 AM, Paul Gilmartin wrote:
On Thu, 12 Jul 2018 11:01:50 +1000, Andrew Rowley wrote:
Creating temporary files has its own security exposures. I am always
wary in case I am creating a security problem I don't understand.
You'd better not use SORT.
I am comfortabl
worse programming
language than GML?
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On 12/07/2018 2:48 PM, Ed Jaffe wrote:
If you are referring to the GameMaker Language (GML) then yes, JCL is
clearly much, much worse...
https://docs.yoyogames.com/source/dadiospice/002_reference/001_gml%20language%20overview/
No, Generalized Markup Language i.e. SCRIPT.
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tions fall into my definition of "difficult to do",
compared to JCL.
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en you have multiple branches of
development. It's not a substitute for the prevention of simultaneous edits.
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ther platforms really use source control for everything? How many
unix systems have you encountered where /etc is under source control,
people have their own copies and merge changes into the real /etc? Any?
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tware release etc.) at which point
you're back to making sure that 2 people don't update at the same time.
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software that handles its own ENQs (as opposed to
relying on what the customer codes in JCL) that is not compatible with
ISPF and it's use of SYSDSN and SPFEDIT? My gut feeling is that if there
was it would be APARable, but I don't know.
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dataset
with DISP=SHR if that is what you specify.
Which products request their own ENQs and update PDS members without
SPFEDIT or exclusive SYSDSN? I seem to recall that other components do
use SPFEDIT for member serialization - the linkage editor/binder comes
to mind.
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zones.
e.g.
https://static.blackhillsoftware.com/easysmf/javadoc/com/blackhillsoftware/smf/smf30/Smf30Record.html
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On 8/11/2018 3:06 AM, Paul Gilmartin wrote:
On Wed, 7 Nov 2018 20:19:43 +1100, Andrew Rowley wrote:
This means that (if your system follows the rules for DST changes) ...
Why should any system choose *not* to "follow the rules"?
z/OS has a weird culture.
I guess some sites ch
would you allow a compiler to
accept or reject a program based on locale? Or all programs must be
written in English?
At some point the easiest conclusion is that different is different,
which implies case sensitivity.
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nd:
https://www.w3.org/International/wiki/Case_folding
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past these gatekeepers before they see it.
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priority
of "if we run out of other things to do" that's OK - at least someone
has noted that it exists.
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On 13/09/2017 03:24 AM, Paul Gilmartin wrote:
It feels as if Allocation fails to perform some needed serialization.
I think this is the serialization.
Do batch job behave similarly? I suppose one might wait for initiation until
the earlier one DEQs.
Careful, you might find a reason to like J
initiation is what is done by the initiator, so what I should have said
is something like "not before being assigned to an initiator".
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Knowledge Center bugs are getting more creative. I found the whole TOC
spinning today:
https://twitter.com/AndrewRowley10/status/910374514252484615
(Why CICS 3.1.0? Because that's what the Google link led to.)
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good lesson for developers though - no matter how crazy a bug
description sounds, it doesn't mean it's not real.
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sily read on a horizontal display
(think 17" display for most sitting around me or smaller if reading on a laptop)
8. Develop a pervasive file format that flows based on the display and is
easy to read and replace PDF's by 2020 (or sooner)
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unusual because the
patch is very dependent on being applied to a specific revision of the
source, and manual patching makes tracking revisions a manual process.
You have the same problem with IEBUPDTE - you need an external way to
track the version of the file you are applying the update to (e.g.
directory seaches are slow, try HSM recalling filesystems one
at a time...
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make your job very difficult.
It might even be a good way to hide things in the system.
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did report problems I
found.
Couldn't expad wildcards.
Wildcards for e.g. the userid is the problem case. Maybe a script could
use the filesystem dataset name pattern to reverse map filesystem
datasets to automount paths.
-
SMP/E installation should put the modules in SYS1.SIEALINKE.
You need to manually copy them for a non-SMP/E installation (probably
not to SYS1.SIEALINKE, although that is what the doc suggests).
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uot;do the right thing" with JZOS.
Peter
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experience, Please.
We have Java mappings for many SMF records.
https://www.blackhillsoftware.com/docs/javasmf/
I would be happy to work with you to arrange a trial and create some SMF
reports using Java as a POC. Feel free to contact me off list.
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ould
miss out on a lot of the benefits of Java. Rewriting at least the most
resource intensive programs might be worth doing.
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require Highlight followed by Copy.
A right mouse click on one of the slashes in the name works for me.
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ASD space so am
working on smaller files).
I feel like this is fast but would welcome feedback based on real world
data.
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the other hand, Java
classes are beautiful for working with SMF data (not quite as nice as C#
but still very good).
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rallel processing is not a priority.
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would be difficult or impossible, or would require multiple data passes
to get the data using SQL.
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e same as a site's application code - I doubt there are any sites
that package their applications using SMP/E and migrate fixes from
development to production relying on PREREQs and COREQs to manage
dependencies.
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On 6/12/2017 5:41 PM, Edward Gould wrote:
Does dovetail ship their products in SMPE installable format or ? The company I
am helping has a issue with *ANY* product that is not SMPE installable.
I hope you are encouraging them to modernize their thinking.
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nlined (e.g.
module size) and inlining of A, B, C, D changes again.
To develop correct SMP requisites you need to know not only what you
changed, but also track whether any other related modules have
consequential changes to the *output* from the compiler - not just their
source code.
--
that monolithic is how I would describe the mindset - many
people would suggest C++ code etc. is overly fragmented into class
hierarchies etc. But the resulting application may be monolithic.
DLL hell is also a real problem when you build everything into modular
DLLs.
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be a while before it is widely adopted on z/OS.
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which
are dynamically allocated.
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report of all the mount and un-mounts in USS for a specific period
of time.
You are welcome to download a 30 day trial of EasySMF. The z/OS Unix
Filesystem Activity report probably has what you are looking for.
https://www.blackhillsoftware.com/easysmf/
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Integer.toString(record.subType()) :
""));
}
System.out.println("Done");
}
}
On my system I saw only type 92 and 42 records for a ZFS.
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(processing SMF data) is that it is much easier to transfer the data
unconverted. JZOS makes it easy to process the mainframe format data.
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u are interested you can use it for free for 30 days with a 30 day
trial:
http://www.blackhillsoftware.com/30-day-trial/
Regards
Andrew Rowley
On 10/10/2016 8:07 PM, Jorge Garcia wrote:
Hi all,
We try to obtain a RMF spreadsheet report to show 4 hour avg MSU. I can only obtain with OVW stat
file allocations are also suppressed.
Default: NOSUPPRESS
Andrew Rowley
On 4/11/2016 12:23 AM, Vernooij, Kees (ITOPT1) - KLM wrote:
That's an old one, we ran into this 25 years ago. To my surprise the default is
currently still YES.
Kees.
-Original Message-
From: IBM Main
"TLS V1.0"
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. It
seems likely that is failing for some reason - maybe they no longer have
any available ciphers in common?
I think the most likely fix is an update to QWS3270.
Andrew Rowley
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ual instructions is not very useful. The
sequence of instructions is more important, and specifically their
effect on processor cache, pipeline and branch prediction (plus other
factors I'm sure).
Regards
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s, existing
signatures are still valid. You just can't generate new signatures.
There is some documentation at:
http://certhelp.ksoftware.net/support/home
(I purchased my certificate from K software, who sell Comodo certificates)
Hope this helps,
Andrew Rowley
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t
assumes conventional usage of the /var filesystem.
I would also suggest that only read-only filesystems should be on the
sysres. That probably rules out /var.
Regards
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orror.com/speed-hashing/
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rable to these cheap and effective
attacks"
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t can potentially crack some or all of the passwords.
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report
(Requires SMF type 30 records, including the interval records)
Sort on whichever column you are interested in to see which jobs used
most during the interval.
You can download a 30 day free trial from
http://www.smfreports.com/
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- not because of technical difficulties implementing a trial period.
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s probably more reason to be cautious with an
evaluation than the method of tracking the evaluation period.
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use your routine to turn unsigned int into C pointers?
Of course, if there is a calling convention for calling C from PL/1 that
handles pointers automatically, that would be preferable.
Regards
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On 22/06/2014 17:49, Linda Mooney wrote:
Greetings!
I am looking for an EBCDIC viewer for Windows, to view flat datasets that were
created on the mainframe. Edit is not necessary for what I need. Can anyone
recommend one for me? Originally, I was looking for a plugin for Notepad++, but
didn't
I don't know whether your language options extend to java, but if they
do Joda Time appears to do exactly what you are looking for:
http://www.joda.org/joda-time/
Even if you can't use Java, it is open source so it might provide
code/algorithm ideas.
On 28/06/2014 4:06, Hardee, Chuck wrote:
y guess is that your issues
will stop once you remove SCEELKED form the linkist, and you won't need
to restore your backup." Very plausible.
Andrew Rowley
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;save as" in Word and
save it to a Word 2002 file format.
Regards
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On 16/07/2012 6:21 PM, Binyamin Dissen wrote:
I do trust the sender and apparently they cannot (easily?) send me it as a
PDF.
Neither W
lly useful. The volume of SMF data is difficult enough to
deal with in binary form. XML would be worse. Are the XML reporting
programs really able to cope with the quantity of data that comes from SMF?
Regards
Andrew Rowley
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Eas
nding or selling
it, I'm not going to buy it." If enough people tell the mass
marketers "forget it", they will either change or go out of business.
Not that I expect many to do this.
The restricition is on lending, reselling etc. in a different cover. Why
would you want to do
emailing it to a colleague may well be an
infringement of copyright, unless IBM gives permission somewhere. IBM
might be unlikely to enforce it, but it doesn't mean that it doesn't exist.
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to have more single threaded work.
BTW can you have a spin loop on a single CP system? I thought spin loops
were waits for something held by another CP.
Andrew Rowley
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Fo
Hi John,
EasySMF will report on type 17 records. You can download it from
http://www.smfreports.com.
There is a free 30 day evaluation period which would cover your
immediate need.
Regards
Andrew Rowley
Black Hill Software.
On 12/09/2012 10:14 PM, John Dawes wrote:
G'Day,
I am t
You could download the trial verion of EasySMF, which among other things
allows you to browse the type 30 sections. It would probably help if you
can see exactly what is in each field.
You can download it from:
http://www.smfreports.com/
Regards
Andrew Rowley
Black Hill Software
On 14/12
day trial version from:
http://www.smfreports.com/download.html
If you try it I would be interested to know if anything shows up.
Regards
Andrew Rowley
Black Hill Software
On 23/10/2014 17:44, Peter Hunkeler wrote:
It seems, we've got enough real storage and enough Flash Memory. The
or in the comments
area of the website.
Thanks
Andrew Rowley
Black Hill Software
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some sample programs on the website that will hopefully be a
starting point for ideas of what it might be used for.
Regards
Andrew Rowley
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On 10/11/2014 21:01, Vernooij, CP (SPLXM) - KLM wrote:
2 things that pop up in mind:
- will it run on zIIP, so it
extracting the data into Java fields to be orders of magnitude
slower.
A simple get method is probably inlined by JIT, so I doubt there would
be any measurable difference between field access and access to the same
value via a get method.
Regards
Andrew Rowley
Black Hill Software
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t depends on the program but I think that simple programs
would probably use less CPU than used to transfer the data to another
platform.
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On 11/11/2014 11:20, David Crayford wrote:
I get it. You're using lazy initialization that uses an index into a
byte array or something similar. That's a very sensible idea. We
certainly do take it for granted just how easy it is to map a record
using POD structs with traditional languages.
E
I would be looking at z/OSMF REST services. As a http based interface,
it seems likely to be easier to integrate into Eclipse etc. than FTP,
and also has more functions.
I am not 100% sure that the jobs interface works without SDSF, but I
think it is likely.
Andrew Rowley
Black Hill
nformation.
Ultimately, I think a vendor has to be responsible for the security of
their own authorized code. If auditing is required (and it might be a
reasonable thing to do) it would be better if it were done by a
recognized expert, rather than individual customers.
Regards
Andrew Rowle
aster (not necessarily detectably):
http://stackoverflow.com/questions/757059/position-of-least-significant-bit-that-is-set
One answer also talks about clearing the lowest set bit.
Andrew Rowley
On 24/07/2013 07:49, Charles Mills wrote:
Is there a quick way to reverse MSB to LSB the bits of a 6
charts to zoom in and get a more detailed view of interesting
time periods
- Use type 30 records to show you what was running on the system or in
particular service classes at the time.
You can download a 30 day trial from:
http://www.smfreports.com/download.html
Regards
Andrew Rowley
EasySMF
a salesman etc. Assuming you can
install software on your PC, you can be using it in minutes. Not a bad
thing - but perhaps unusual in the z/OS world.
Regards
Andrew Rowley
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"A replacement for MXG & SAS" is probably a simpler marketing message,
but I think it would result in less satisfied customers.
Regards
Andrew Rowley
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contact me off-list for more information, or see the
pricing details on the website:
https://www.blackhillsoftware.com/order-easysmf.html
Regards
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y (or any of the
parent directories) in root's PATH is writable by a non-root user.
So "su -" is good practice to ensure that you get an environment that is
intended for use with UID 0.
Regards
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z/OS. On the Unix side of the fence the UID is the primary
identity, so really you have one UID with varying behaviour depending on
circumstances.
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nd whether there are specific problems that caused it.
However, keep an open mind to other factors like WLM.
Regards
Andrew Rowley
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us (to
me).
Or perhaps DFS/SMB can be persuaded to treat the file as RECFM=U,
without splitting it into records at all?
The aim is to read SMF data from a PC by mapping the SMF dump datasets
to a network drive on the PC.
Thanks,
Andrew Rowley
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aging because it would at least demonstrate that it is
possible.
It is a SMB configuration question, rather than a code question.
Regards
Andrew Rowley
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On 19/01/2013 4:43, Paul Gilmartin wrote:
The evidence implies that commands are translated from EBCDIC to
ASCII at the client and from ASCII to EBCDIC at the server using
the default code pages ate the respective sites, and SBDATACONN
is applied only to the data content. Sounds like material f
(click on the Time column header). That will show you the
sequence of events for the file serial. This will allow you to see if
the file serial was reused, when you would have to make sure that you
look at the correct file delete entry.
You can download a 30 day trial of EasySMF from:
http
o Java.
In reality, selling points are not important, until you remove the
factors that result in z/OS being crossed off the list. If you can't do
that, no amount of selling points will help.
Andrew Rowley
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n one
million dollars.
That program was designed to counter exactly this problem - startups
developing on other platforms because they were cheaper e.g. free.
Andrew Rowley
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0,
mainly to see if it could be done:
http://www.kalzumeus.com/
Andrew Rowley
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, does TSM back up the data, or the filesystem (data +
metadata).
Regards
Andrew Rowley
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op in a totally new
SYS1.PARMLIB.
Regards
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On 13/03/2013 12:00, Shane Ginnane wrote:
On Wed, 13 Mar 2013 10:01:57 +1100, Andrew Rowley wrote:
I'm not sure how it is packaged in z/OS, but in general I think it is
incorrect to replace the /etc directory when installing a new version of
the operating system - the same way you woul
I would be very interested to hear what you find out.
Andrew Rowley
On 20/04/2016 06:32 AM, Phil Smith III wrote:
(Cross-posted to IBM-MAIN and MVS-OE.)
We have a JNI for our product. It lets a 31-bit Java application call into
our started task, which uses cross-memory services to fetch dat
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